After entering theidle screenfor a while, the phone will automatically switch to the sleep mode; or you can press the Power key to turn off the screen and enter the sleep mode.

How to backup data for users

If the operators have customized PC-side software, then users can directly backup the data through PC-side software; if not, users can generally backup and restore the data through the third-party software.

Simply press the Power key to light up the screen. In order to avoid the accidental light-up caused by inadvertent operations and prolong the standby time, any key wakeup function is not realized.

Does Chorus Smart Phone have short-range sensor?

No, it doesn't.

What is the working temperature of Chorus Smart Phone?

-10℃--50℃

How to use the input methods after installing them

After installing the input methods, go to Settings > Phone settings > Keyboard to enable the installed input method. After that, long press the text input area in any interface to change the input method.

How to add Android account in Chorus Smart Phone

The Phone doesn't support this function.

How to move or delete the icons on the desktop

Hold the icon that you want to remove for at least 2 seconds, and then you will feel that the handset is slightly shaking, which means the icon has already been selected, and drag this icon to a new position. If you drag it to the trash at the lower part of the screen, then the icon will be deleted. This operation can also move the icon in the menu to the desktop.

How to backup and restore contacts in Android handset

Enter Contacts, and then select “backup/ restore contacts” to pop up a dialog box, including: Export contacts, Import contacts, Backup contacts data, Restore contacts data, Delete designated contact and Empty contacts. When you want to backup the contacts previously stored in SD card, just select “Import contacts” to list all the backup items of all contacts in SD card. At this moment simply select the contacts you want to import.

How to restore the factory settings

A lot of minor issues regarding the handset could be solved through restoring of the factory settings. Go to Settings—privacy—Factory data reset, select “Reset Phone” and click the pop-up icon “Erase everything”. The reset process takes about one minute and after that the handset will be restarted and stop on an English interface. Pull out the battery directly and reinstall it to turn on the handset.

How to forward text messages using ANDROID handset

Please hold the text message that you want to forward for 2 seconds to display a menu option, and select “Forward” to forward the text message.

Connectivity

Which frequency bands does Chorus Smart Phone support?

800/PCS1900/AWS

How to open U disk function of Chorus Smart Phone

Insert the SD card, turn off the phone and connect the phone to the PC through the data cable. As you turn on the phone, the phone will directly display “Open USB disk”. Simply tap the icon to open U disk function.

Does Chorus Smart Phone support the Bluetooth headset?

Yes, it does. Simply connect the phone to your Bluetooth headset.

Does Chorus Smart Phone support WIFI?

No, it doesn’t.

How many Bluetooth devices can Chorus Smart Phone connect to at the same time? And how many Bluetooth devices can be connected to the phone for data transmission?

Theoretically, the number of connected Bluetooth devices is unlimited, but at the same time, only one Bluetooth device can be connected to the phone for data transmission.

Does the driver need to be installed as Chorus Smart Phone is used as U disk?

There is no need. If the phone uses SD card function, directly connect using a USB cable and select “Open USB disk”.

How to transmit files via Bluetooth function using Chorus Smart Phone

In idle screen, go to MENU---Phone settings---Network settings---Bluetooth, connect Chorus Smart phone to another phone, select the file needed to transmit, press the MENU button, and then select “Transmit via Bluetooth” to transmit the file.

Why does the data flow generate as Android handset opens the data connection?

The data flow will generate because the handset automatically connects to the network server as the data connection is open. As the data connection is open, the handset need send request to the network server first, and the network server can establish a connection upon acknowledge message after receiving the request. This interaction will result in the generation of data flow. However the flow size won’t be too large, normally about a few KB or more than ten KB.Besides, the flow statistics data in the handset is just a reference value. The detailed flow data is subject to the operator’s statistics.

Comparing to the previous version, what improvements and characteristics does Android 2.3 operating system have?

Large-scale improvement on the overall performance.

G network sharing;

Support Flash;

App2sd function;

Brand new application store;

Development of more Web application API interfaces.

How to upgrade the software version of Chorus Smart Phone

Currently we could upgrade the software either through the tool from the agency, or through the SD card.

How to install the applications to my Android handset

You can’t connect to the PC to install the applications through 91 handset assistant because there is no built-in driver in the phone. You can download APK application alone into the SD card in advance, insert the SD card into the phone, and install apk application in Myfiles on the desktop.

What differences does an Android handset have?

Android handset adopts touch screen technology, supports video, audio, HD image & Wi-Fi technology, and it also integrates the applications such as Google map, Gmail. Besides, a type of high-performance handset browser can also be preinstalled under the Android platform. Before this, Google has already released Android Software Develop Kits (SDK) in public, and its purpose is to attract external developers to develop massive applications for Android handset. The number of Android handset users will increase as the number of Android applications rises.

Does Android belong to Linux operation system?

Strictly speaking, Android doesn’t belong to Linux operation system and it runs based on Linux2.6. kernel. The levels of Android system can be described like this, the bottom is Linux, the middle is java virtual machine called Dalvik, and the top is Android running time library. The applications in Android system are the Java applications running onDalvik, but Dalvik is running in Linux. Therefore, it can be said that Android is the operating system that runs on the Linux operating system, and Android itself is not any version of Linux.

What is the “Android Market”?

The new Android Market is described as an “open content distribution system”, whichcan help Android handset end-users search, purchase, download and install all kinds of contents. Unlike the platform of Microsoft and Apple, Android Market can provide users with diversified contents, including the contents from every large media company and the programs from amateur developers.

What is APK?

APK is short for Android Package, which is Android installation package (anapk). APK is similar to the file format of Symbian Sis or Sisx. Users can install it by directly transferring APK file to Android simulator or Android handset.Similar to sis, APK file can eventually pack android sdk compiled project to a setup program file with the format of APK. In fact, APK file is zip format, but the suffix nameis changed to apk. After Unzipped, Dex file can be found. Dex is short for Dalvik VM executes, which is the execute program of Android Dalvik. It is not byte code of Java ME, but byte code of Dalvik.

What does “ROOT” mean?

Root is a kind of authority used for the system, which is the highest. With root authority, users can modify the files in the internal system. In order to prevent the system files from being altered by the software (virus), Android system has hidden root authority, which means generally one can’t modify the system files.

How to confirm the currently running tasks in the handset and how to close the tasks

Open main menu and go to “Advanced Task Manager” to check the currently running tasks in the handset, and close the unnecessary tasks.

How to remove the applications installed in ANDROID handset

Install apk application in Myfiles on the desktop. You can reset to the factory settings to remove the applications.

Security

How to set unlock pattern of ANDROID handset. And what should you do if you forget the unlock pattern?

Go to Menu—Settings—security—set up screen lock---pattern to set the unlock pattern. If the unlock pattern is entered incorrectly 5 times in a row, you have to wait for 30 seconds to enter the unlock pattern again. There will be no trouble as long as you remember your unlock pattern, otherwise the only way is to refresh, however, you should be cautious that this might cause your user data loss.